Arthur Balfour company steel salesman's sample case.
Fullsize image: https://s3-us-west-1.amazonaws.com/h...d_fullsize.jpg
https://s3-us-west-1.amazonaws.com/h...mple_board.jpg
Previously:
https://www.homemadetools.net/forum/...116#post141296
https://www.homemadetools.net/forum/...561#post143121